# -*- coding: utf-8 -*-
"""
-------------------------------------------------
# @Project  :alien_invasion
# @File     :settings.py
# @Date     :2021/5/30 16:58
# @Author   :逆羽
# @Email    :xiehouxiayu@163.com
# @IDE      :PyCharm
-------------------------------------------------
"""


class Settings:
    """存储《外星人入侵》的所有设置的类"""
    def __init__(self):
        """初始化游戏的静态设置"""
        # 屏幕设置
        self.screen_width = 1200
        self.screen_height = 800
        self.bg_color = (230, 230, 230)
        # 飞船设置
        self.ship_limit = 2
        # 子弹设置
        self.bullet_width = 10
        self.bullet_height = 12
        self.bullet_color = 60, 60, 70
        self.bullet_allowed = 5
        # 外星人设置
        self.fleet_drop_speed = 2
        # 以什么样的速度加快游戏节奏
        self.speedup_scale = 1.1
        self.score_scale = 1.5
        self.initialize_dynamic_settings()

    def initialize_dynamic_settings(self):
        """初始化随游戏进行而变化的设置"""
        self.ship_speed_factor = 1.5
        self.bullet_speed_factor = 3
        self.alien_speed_factor = 1
        # fleet_direction为1表示向右移动，为-1表示向左移动
        self.fleet_direction = -1
        # 计分
        self.alien_points = 50

    def increase_speed(self):
        """提高速度设置"""
        self.ship_speed_factor *= self.speedup_scale
        self.bullet_speed_factor *= self.speedup_scale
        self.alien_speed_factor *= self.speedup_scale
        self.alien_points = int(self.alien_points * self.score_scale)
